CN212975647U - Large-flow high-frequency ultrafine particle size atomizer - Google Patents
Large-flow high-frequency ultrafine particle size atomizer Download PDFInfo
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- CN212975647U CN212975647U CN202021185585.6U CN202021185585U CN212975647U CN 212975647 U CN212975647 U CN 212975647U CN 202021185585 U CN202021185585 U CN 202021185585U CN 212975647 U CN212975647 U CN 212975647U
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- atomization
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- 239000011882 ultra-fine particle Substances 0.000 title claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 238000000889 atomisation Methods 0.000 claims abstract description 63
- 239000002245 particle Substances 0.000 claims abstract description 43
- 239000007788 liquid Substances 0.000 claims description 33
- 239000003595 mist Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 3
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- 238000009987 spinning Methods 0.000 description 4
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- 230000009471 action Effects 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 238000004659 sterilization and disinfection Methods 0.000 description 1
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Abstract
The invention discloses a large-flow high-frequency ultrafine particle size atomizer which comprises a box body, wherein an atomizing assembly is arranged at the bottom in the box body, the interior of the box body is divided into a water storage area and an atomizing area from bottom to top, a water inlet valve is arranged on the box body above the water storage area, an overflow valve is arranged between the water storage area and the atomizing area, a fan is arranged on one side of the box body of the atomizing area, a splash guard is fixed on the other side of the box body, a wind shield is arranged between the fan and the splash guard, one end of the wind shield is hinged with the top wall of the box body, and the other; the splash guard is arranged facing the water surface direction of the water storage area, and a demister is arranged at the top of the box body on one side of the splash guard. The atomizer provided by the invention adopts the high-power atomization assembly to increase the atomization amount, improve the atomization efficiency and enhance the stability of the atomization process, the wind shield is adjustable and is suitable for different pressure difference environments, and the mist removal pipeline is matched to increase the atomization uniformity, so that the particle diameter of the atomized mist at the terminal can reach the nanometer level.
Description
Technical Field
The invention belongs to the field of atomization equipment, and particularly relates to a large-flow high-frequency ultrafine particle size atomizer.
Background
The ultrasonic atomization device atomizes the disinfection factors, so that bacteria and viruses in the air are effectively removed. However, most of the researches on ultrasonic atomization devices at home and abroad use 1.7MHz atomizing sheets to generate atomized particles, the ultrasonic atomization devices have low power, small atomization amount and large particle size of the atomized particles, the particle size of the atomized particles generated by the ultrasonic atomization devices is generally 5-10um or even larger, the ultrasonic atomization devices are generally suitable for places such as landscapes, industries, cultivation and the like, and the ultrasonic atomization devices are not suitable for places such as hospitals, markets, schools, office buildings and the like where people are dense and high-precision equipment is more. The larger the particle size of the atomized particles is, the more easily the pipeline connected with the atomization device is condensed water, corroded the pipeline or accelerated aging and the like, and the problems of electric appliance failure, rusting or fire hazard and the like caused by overhigh humidity of the atomization space can also occur. The ultrasonic atomization device is generally provided with the fixed wind shield to play a role in guiding flow, but due to different application occasions and different pressure difference between the inside and the outside of the box body, the fixed wind shield can generate reaction, so that atomized particles can leak from the opening of the fan.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a high-flow high-frequency ultrafine particle size atomizer, a high-power atomization assembly increases atomization amount, improves atomization efficiency, enhances the stability of an atomization process, is adjustable in wind shield and suitable for different pressure difference environments, and is matched with a demisting pipeline to increase atomization uniformity, so that the particle size of mist generated at a terminal reaches a nanometer level.
The technical scheme of the invention is as follows:
a large-flow high-frequency ultrafine particle size atomizer comprises a box body, wherein an atomizing assembly is arranged at the bottom in the box body, the interior of the box body is divided into a water storage area and an atomizing area from bottom to top, a water inlet valve is arranged on the box body above the water storage area, an overflow valve is arranged between the water storage area and the atomizing area, a fan is arranged on one side of the box body of the atomizing area, a splash guard is fixed on the other side of the box body, the splash guard is a plate with a through hole, a wind shield is arranged between the fan and the splash guard, one end of the wind shield is hinged with the top wall of the box body, and the; the splash guard is arranged facing the water surface direction of the water storage area, and a demister is arranged at the top of the box body on one side of the splash guard.
Further, the atomizer, the fan sets up on the lateral wall of the box one side of atomizing area, the air inlet end and the outside intercommunication of box of fan.
Furthermore, the water inlet valve of the atomizer is connected with a liquid level switch, when the liquid level reaches the highest water level or the system is suspended or stops working, the liquid level switch is closed to stop water injection, and when the liquid level is lower than the highest water level or the system is started, the liquid level switch is opened to start water injection.
Furthermore, the atomizer, the box side of water storage area bottom is provided with the outlet valve.
Furthermore, the atomizer, be provided with the observation window of observing the water storage area water level on the box. Furthermore, a water storage area inside the box body is provided with a highest water level line and a lowest water level line, and the highest water level line and the lowest water level line are both arranged on the observation window.
Further, the atomizer, atomization component include the casing, the inside atomizing piece drive circuit board that sets up of casing, be provided with the atomizing piece on the casing, be provided with level sensor on the casing, be provided with the power cord on the casing, atomizing piece drive circuit board's output and atomizing piece are connected, level sensor and drive circuit board are connected, atomizing piece drive circuit board's power source connection power cord.
Furthermore, the atomizer, be provided with the wire hole on the box in atomizing area, the power cord of atomizing subassembly and fan is followed the wire hole is drawn forth.
Furthermore, the atomizer, the wind shield is adjustable with the normal line contained angle at box top, contained angle control range is at 40.
Further, the atomizer, the defroster is the tubular defroster, and it includes body and the inside spinning disk that sets up along the axial of body.
Further, in the atomizer, the splash guard is a plate with through holes, and further, the splash guard is a plate with through holes; furthermore, the splash baffle is a thin hole plate, the aperture ratio of the thin hole plate is more than or equal to 25%, and the aperture is 2-5 mm.
Furthermore, the atomizer, the one end of deep bead and electric gear box's output fixed connection, electric gear box sets up the top at the box.
The atomizing device has the advantages that the atomizing particle diameter D90 (90%) at the terminal of the atomizing device is smaller than 1um, nano-scale atomization is achieved, the power of an atomizing assembly consisting of ten atomizing plates is about 400W, the particle diameter of atomized particles is small, and meanwhile, large atomizing amount is guaranteed.
The side of the box body is provided with a fan, air outside the box body is fed into the box body, the air baffle, the internal structure of the box body, the splash guard and the demister form an air channel, a plurality of atomization assemblies can be fixed at the bottom of the box body, the atomization assemblies atomize liquid into tiny particles by utilizing cavitation, the air fed into the box body by the fan screens the atomized tiny particles from the splash guard for the first time through the air channel, the particles smaller than the aperture are taken out to enter the demister, and the tiny particles are separated from large particles through a large-particle-diameter demisting pipe and are discharged to each pipeline or working space.
In the invention, the box body can be made of acid/alkali/salt corrosion resistant materials, the bottom and the periphery of the box body are sealed without leakage, and the top part of the box body is detachable, thereby facilitating maintenance and repair.
The atomization assembly comprises a shell, an atomization sheet driving circuit board and an atomization sheet, wherein the shell can be square, round, wedge-shaped and the like and is designed according to actual working requirements; the atomization sheet driving circuit board can adopt an inductance/capacitance three-point type vibration circuit; the atomizing sheet can adopt a piezoelectric ceramic sheet with an anticorrosive film plated on the surface of 4-10MHz, and the particle size of generated atomized particles is 50nm-1.5 um; a plurality of atomizing sheets can be used for a single atomizing assembly, and the number of the atomizing sheets is determined according to application requirements and design rationality; the atomization components are fixed at the bottom of the inner side of the box body, generally a plurality of atomization components can act together, and the number of the atomization components can be selected according to the actual atomization amount and the acting space size; the atomization components are uniformly distributed and arranged at intervals of more than or equal to 10mm, so that the mutual interference of the work of two adjacent groups of atomization components is prevented; the distance between the atomization component and the inner wall of the box body can be larger than or equal to 20mm, and cavitation bubbles generated by long-time work of the atomization component are prevented from corroding the inner wall of the box body.
The fan can adopt an acid/alkali/salt corrosion resistant waterproof fan, the fan is embedded in the inner side of the box body, the fan sends air outside the box body into the box body, the wind shield, the internal structure of the box body, the splash guard and the large-particle-size demisting pipe form a U-shaped flow channel, and the wind drives atomized particles to be output from the large-particle-size demisting pipe.
The wind shield can be made of thin plates made of the same materials as the box body, the included angle between the wind shield and the normal line of the top of the box body is adjustable, the adjustment range of the included angle is +/-40 degrees, the wind shield angle is adjusted to change the air supply area, the air supply speed can be indirectly adjusted, manual stepping adjustment and electric fine adjustment can be achieved, and the adjustment precision can reach 1 degree.
The splash guard can be a thin plate made of the same material as the box body, the size of the splash guard is the best to cover all the atomizing assemblies, and the splash guard is fixed on the inner wall of the box body and is a certain distance higher than the highest water level line of the box body, and the distance is generally 10-20 cm; the splash baffle is a thin-hole plate, and the holes can be straight through holes or wedge-shaped through holes and are used for filtering large-particle fog drops; the size of the meshes influences the forming of the water film, the smaller the meshes are, the higher the film forming rate is, the larger the resistance to fog is, the atomizing amount is reduced, the temperature of the working environment of the atomizing assembly is indirectly increased, and the service life of the atomizing assembly is reduced; if the mesh is too large, the purpose of preventing large-particle water drops from being sent out of the large-particle-size demisting pipe cannot be achieved; the reasonable mesh size is specified, so that large particles can be prevented from flowing out of the defogging pipe with the large particle size, the ventilation resistance of the pipeline is increased to the minimum extent, and the aperture can be selected to be 2-5 mm; the aperture ratio is more than or equal to 25 percent, and the increase of ventilation resistance is avoided.
The tubular demister can be composed of a standard round tube and a vortex sheet and is made of acid/alkali/salt corrosion resistant materials such as PP; the particle sizes of the atomized particles of the atomization assembly are different, the probability of collision between the fog drops is increased under the condition that large-particle fog drops move along with the air flow, and the fog drops are condensed and then impact the cyclone sheet in the large-particle defogging pipe under the action of the principle of linear motion of the air flow; the liquid is converged into liquid under the action of redirection centrifugation of the spinning disk and flows back into the box body under the action of self gravity; therefore, the purpose of removing the fog drops with larger particle sizes is achieved, and the phenomenon that the corrosion or the danger is caused by the fact that the instantaneous humidity of a limited space is too high when the device is used in an air-conditioning pipeline or a place with a high-precision instrument is prevented. The tubular demister provided by the invention can effectively prolong the length of an atomization outlet, effectively separate atomized particles with large and small particle sizes, has a simple structure, has high separation efficiency on the atomized particles with the particle size of more than or equal to 1um, and enables the atomized particle size at a terminal to reach a nanometer level.
The height of the water level higher than the top of the atomizing component in the box body has great influence on the atomizing amount and the particle size of atomized particles, so an observation window which is convenient for observing the water level and is provided with scales is designed on the side surface of the box body, the highest water level line and the lowest water level line are marked on the observation window, and if the water level is higher than the highest water level line, the water level can flow out to a sewer or a water outlet tank and the like through an overflow valve.
The water outlet valve is positioned at the bottom of the side surface of the box body, so that water storage and cleaning in the box body are convenient to drain.
The overflow valve is arranged on the side surface of the box body and can be flush with the highest water level of the observation window, and when the water level of the box body is higher than the highest water level, water is reserved from the overflow valve to a sewer pipe or a storage tank.
The wire outlet hole is used for leading out the power lines of the atomizing assembly and the fan, is higher than the highest water level line and is sealed by a cable lock.
After the atomizer provided by the invention is powered, the atomizer automatically enters water to the highest water level line of the water storage area, then the fan is started, the atomization assembly is started, in the atomization process, the atomizer can store water in the box body when the water level is lower than the highest water level line according to the liquid level monitoring condition, and the liquid level switch is turned off when the water level is higher than the highest water level line to stop water injection.
Drawings
FIG. 1 is a schematic view of an atomizer provided in the examples;
FIG. 2 is a side view of an atomizer provided in the examples;
FIG. 3 is a schematic view of an atomizing assembly provided in an embodiment;
FIG. 4 is a schematic view of a splash baffle as provided in an embodiment;
FIG. 5 is a schematic illustration of different apertures of a splash baffle provided in an embodiment; 5-a is a straight-through aperture, and 5-b is a wedge aperture;
FIG. 6 is a schematic view of a pipe mist eliminator as provided in the examples;
FIG. 7 is a schematic view of another atomizer provided in the examples;
FIG. 8 is a schematic view of another atomizer provided in the examples;
in the above fig. 1-8, 1 is a box, 2 is an atomizing assembly, 2-1 is a housing, 2-2 is an atomizing sheet driving circuit board, 2-3 is an atomizing sheet, 2-4 is a liquid level sensor, 2-5 is a power line 3, 4 is a wind screen, 4-1 is an adjusting groove, 4-2 is a butterfly bolt, 5 is a splash guard, 6 is a demister, 6-1 is a tube body, 6-2 is a spinning disk, 7 is an observation window, 8 is a water outlet valve, 9 is an overflow valve, 10 is a water inlet valve, 11 is a liquid level switch, 12 is a wire outlet, and 13 is an electric gear box.
The specific implementation mode is as follows:
the following describes the mass flow high-frequency ultrafine particle size atomizer provided by the present invention with reference to the accompanying drawings.
As shown in fig. 1, the schematic diagram of the atomizer with the large flow rate, the high frequency and the ultrafine particle size comprises a box body 1, wherein an atomizing assembly 2 is arranged at the bottom in the box body 1, the inside of the box body 1 is divided into a water storage area and an atomizing area from bottom to top, a water inlet valve 10 is arranged on the box body 1 above the water storage area, an overflow valve 9 is arranged between the water storage area and the atomizing area, a fan 3 is arranged on one side of the box body 1 in the atomizing area, a splash baffle 5 is fixed on the other side of the box body 1, the splash baffle 5 is a plate with a through hole, a wind shield 4 is arranged between the fan 3 and the splash baffle 5, one end of the wind shield 4 is hinged; the splash guard 5 is arranged with the surface facing the water surface of the water storage area, and the top of the box body 1 on one side of the splash guard 5 is provided with a demister 6.
The side face of the box body 1 at the bottom of the water storage area is provided with a water outlet valve 8 for discharging water of the water storage area, an observation window 7 for observing the water level of the water storage area is arranged on the box body 1, a wire outlet hole 12 is arranged on the box body 1 of the atomization area, and power wires of the atomization component 2 and the fan 3 are led out from the wire outlet hole 12 and connected with an external power supply. The water storage area inside the box body 1 is provided with a highest water level line and a lowest water level line, the highest water level line and the lowest water level line are both arranged on the observation window 7, the running condition inside the box body 1, particularly the water level change condition in the water storage area, can be easily observed through the observation window 7, and when the water level reaches the lowest water level line, the water level needs to be supplemented in time.
As shown in fig. 2, the fan 3 is disposed on the side wall of the atomization zone on one side of the box 1, the air inlet end of the fan 3 is communicated with the outside of the box 1, and the number of the fan 3 and the demister 6 may be plural.
In the atomizer use, through water intaking valve 10 to the water storage area water injection, after the water injection finishes, start atomizing component 2 that the bottom half set up, atomizing component 2 produced droplet upwards spreads to the atomizing area, filter through splash guard 5, when the liquid drop of big particle diameter passes through splash guard 5, be held back and assemble into the dropping liquid and flow back to the water storage area, the droplet of little particle diameter continues to rise after passing through-hole on splash guard 5, get into defroster 6 at last, in defroster 6, the droplet of bigger granule is held back and is flowed back to and carry out the next atomization circulation in the water storage area after being held back.
The water inlet valve (10) is connected with a liquid level switch (11), the liquid level switch (11) is a float valve or an electric control switch, when the liquid level is lower than the highest water level line, the liquid level switch is opened, the water inlet valve (10) is opened for water injection, and when the liquid level is higher than the highest water level line, the liquid level switch is closed, and the water inlet valve is closed for water injection.
An atomization assembly 2 adopted in the invention is shown in figure 3 and comprises a shell 2-1, an atomization sheet driving circuit board 2-2 is arranged inside the shell 2-1, an atomization sheet 2-3 is arranged on the shell 2-1, a liquid level sensor 2-4 is arranged on the shell 2-1, a power line 2-5 is arranged on the shell 2-1, the output end of the atomization sheet driving circuit board 2-2 is connected with the atomization sheet 2-3, the liquid level sensor 2-4 is connected with the driving circuit board 2-2, and a power interface of the atomization sheet driving circuit board 2-2 is connected with the power line 2-5.
When the liquid level sensor 2-4 detects that the liquid level reaches the minimum (the liquid level line reaches the height of the liquid level sensor 2-4), the liquid level sensor 2-4 can send an alarm signal, the working power supply of the atomization assembly 2 is cut off in time, and the atomization assembly 2 is prevented from being damaged by dry burning.
As shown in fig. 4, which is a schematic view of the splash guard 5, the splash guard 5 is provided with a filtering through hole which is a thin-hole plate, the aperture ratio of the thin-hole plate is greater than or equal to 25%, and the aperture is 2-5mm, under the aperture ratio and the aperture index, large particles in the liquid mist and splashed water can be well blocked and filtered, and the uniformity of the particle size of the liquid mist entering the demister 6 is ensured. The through holes of the shown splash guard 5 can be arranged in different shapes, as shown in fig. 5, the through holes can be arranged in a through hole (fig. 5-a) or a wedge-shaped hole (fig. 5-b), and the corresponding splash and filter effects can be obtained by arranging hole patterns in different shapes.
As shown in fig. 6, which is a schematic view of a demister 6 adopted in the present invention, the demister 6 is a tubular demister and includes a pipe body 6-1 and a swirl plate 6-2 axially disposed inside the pipe body 6-1, when liquid mist passes through the demister 6, mist droplets with larger particles collide with the swirl plate 6-2, a swirl effect is generated under a flow guiding effect of the swirl plate 6-2, the mist droplets are attached to the swirl plate 6-2 or a pipe wall of the pipe body 6-1 under a centrifugal effect, and the mist droplets flow back to a water storage area due to a gravity effect after being converged on the pipe wall, so as to achieve a demisting effect.
As shown in fig. 7 and 8, for further improvement on the above, in fig. 7, the wind deflector 4 is connected with the top end of the atomization area through a hinge, a stud is fixedly arranged on one side of the wind deflector 4 adjacent to the box 1, an adjusting groove 4-1 is formed in the side surface of the box 1, one end of the stud extends out of the adjusting groove 4-1, and is screwed and fixed through a butterfly bolt 4-2 matched with the stud, so that the wind deflector 4 is fixed, when the angle of the wind deflector 4 needs to be adjusted, the butterfly bolt 4-2 is unscrewed, the angle of the wind deflector 4 is adjusted to a proper position along the direction of the adjusting groove 4-1, and then the butterfly bolt 4-2 is screwed, so as to fix the wind deflector 4. The adjusting groove 4-1 can be sealed by a rubber pad, and then liquid mist is prevented from leaking. The demister 6 is a large-particle-size tubular demister, and the rotating angle of the spinning disk 6-2 is 360 degrees.
In fig. 8, the wind shield 4 works through a motor-controlled electric gear box 13 arranged at the top of the atomization zone, and one end of the wind shield is fixedly connected with the output end of the electric gear box 13; the demister 6 is a large-particle-size tubular demister, the rotating angle of the cyclone sheet 6-2 is 720 degrees, and demisting with a good effect can be further realized.
The included angle between the wind shield 4 and the normal line at the top of the box body is adjustable, the included angle adjusting range is +/-40 degrees, the flexibility and adjustability of use can be increased to a greater extent, and the best use effect is achieved.
Claims (11)
1. A large-flow high-frequency superfine particle size atomizer is characterized by comprising a box body (1), wherein an atomizing assembly (2) is arranged at the bottom in the box body (1), the inside of the box body (1) is divided into a water storage area and an atomizing area from bottom to top, a water inlet valve (10) is arranged on the box body (1) above the water storage area, an overflow valve (9) is arranged between the water storage area and the atomizing area, a fan (3) is arranged on one side of the box body (1) of the atomizing area, a splash baffle (5) is fixed on the other side of the box body, the splash baffle (5) is a splash baffle with a through hole, a wind shield (4) is arranged between the fan (3) and the splash baffle (5), one end of the wind shield (4) is hinged with the top wall of the box body; the splash guard (5) is arranged in a way that the surface of the splash guard faces the water surface of the water storage area, and a demister (6) is arranged at the top of the box body (1) on one side of the splash guard (5).
2. The atomizer of claim 1, characterized in that the fan (3) is disposed on the side wall of the atomization region on one side of the box (1), and the air inlet end of the fan (3) is communicated with the outside of the box (1).
3. The atomizer of claim 1, characterized in that the inlet valve (10) is connected to a level switch (11).
4. The atomizer of claim 1, characterized in that the side of the tank (1) at the bottom of the impoundment area is provided with a water outlet valve (8).
5. The atomizer of claim 1, wherein the tank (1) is provided with an observation window (7) for observing the water level in the reservoir.
6. The mass flow, high frequency, ultra fine particle size atomizer according to claim 1, the atomization component (2) comprises a shell (2-1), an atomization sheet driving circuit board (2-2) is arranged in the shell (2-1), the shell (2-1) is provided with an atomizing sheet (2-3), the shell (2-1) is provided with a liquid level sensor (2-4), the shell (2-1) is provided with a power line (2-5), the output end of the atomization sheet driving circuit board (2-2) is connected with the atomization sheet (2-3), the liquid level sensor (2-4) is connected with the driving circuit board (2-2), and a power interface of the atomization sheet driving circuit board (2-2) is connected with the power line (2-5).
7. The atomizer of claim 1, characterized in that the tank (1) of the atomization region is provided with an outlet (12), and the power lines of the atomization assembly (2) and the fan (3) are led out from the outlet (12).
8. The atomizer according to claim 1, characterized in that the demister (6) is a tubular demister comprising a tubular body (6-1) and a swirl plate (6-2) axially disposed inside the tubular body (6-1).
9. The atomizer of claim 1, characterized in that the angle between the wind shield (4) and the normal of the top of the box is adjustable, and the adjustment range of the angle is ± 40 °.
10. The atomizer of claim 1, wherein the splash guard (5) is a thin perforated plate, the aperture ratio of which is not less than 25%, and the diameter of the hole is 2-5 mm.
11. The atomizer of claim 4, characterized in that the water storage area inside the tank (1) is provided with a highest water level line and a lowest water level line, both of which are arranged on the observation window (7).
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CN202021185585.6U CN212975647U (en) | 2020-06-23 | 2020-06-23 | Large-flow high-frequency ultrafine particle size atomizer |
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CN202021185585.6U CN212975647U (en) | 2020-06-23 | 2020-06-23 | Large-flow high-frequency ultrafine particle size atomizer |
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